diff --git a/flight/Modules/Attitude/revolution/attitude.c b/flight/Modules/Attitude/revolution/attitude.c
index 4d2f4649a..6b3fb6be2 100644
--- a/flight/Modules/Attitude/revolution/attitude.c
+++ b/flight/Modules/Attitude/revolution/attitude.c
@@ -70,7 +70,7 @@
 #define FAILSAFE_TIMEOUT_MS 10
 
 #define F_PI 3.14159265358979323846f
-#define PI_MOD(x) (fmod(x + F_PI, F_PI * 2) - F_PI)
+#define PI_MOD(x) (fmodf(x + F_PI, F_PI * 2) - F_PI)
 // Private types
 
 // Private variables
diff --git a/flight/Modules/Sensors/sensors.c b/flight/Modules/Sensors/sensors.c
index fc7eb8e22..6bc92969a 100644
--- a/flight/Modules/Sensors/sensors.c
+++ b/flight/Modules/Sensors/sensors.c
@@ -68,7 +68,7 @@
 #define SENSOR_PERIOD 2
 
 #define F_PI 3.14159265358979323846f
-#define PI_MOD(x) (fmod(x + F_PI, F_PI * 2) - F_PI)
+#define PI_MOD(x) (fmodf(x + F_PI, F_PI * 2) - F_PI)
 // Private types
 
 // Private variables
diff --git a/flight/Modules/Stabilization/stabilization.c b/flight/Modules/Stabilization/stabilization.c
index 2327aff8d..34a89870f 100644
--- a/flight/Modules/Stabilization/stabilization.c
+++ b/flight/Modules/Stabilization/stabilization.c
@@ -211,7 +211,7 @@ static void stabilizationTask(void* parameters)
 		float local_error[3] = {stabDesired.Roll - attitudeActual.Roll,
 			stabDesired.Pitch - attitudeActual.Pitch,
 			stabDesired.Yaw - attitudeActual.Yaw};
-		local_error[2] = fmod(local_error[2] + 180, 360) - 180;
+		local_error[2] = fmodf(local_error[2] + 180, 360) - 180;
 #endif